Setup usb device private data. This allows to remove mt76u_buf->dev
and simplify some routines as no longer we need to get usb device
through usb interface.
Signed-off-by: Stanislaw Gruszka <sgruszka@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt76.h | 4 +---
drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 4 +++-
drivers/net/wireless/mediatek/mt76/usb.c | 13 ++++---------
4 files changed, 9 insertions(+), 14 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 67ff9bce94c0..ab93d7e94b36 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -90,7 +90,6 @@ struct mt76_tx_info {
};
struct mt76u_buf {
- struct mt76_dev *dev;
struct urb *urb;
size_t len;
void *buf;
@@ -763,8 +762,7 @@ static inline int
mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len,
int timeout)
{
- struct usb_interface *intf = to_usb_interface(dev->dev);
- struct usb_device *udev = interface_to_usbdev(intf);
+ struct usb_device *udev = to_usb_device(dev->dev);
struct mt76_usb *usb = &dev->usb;
unsigned int pipe;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
index cf97bbd89485..c27769f062af 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
@@ -234,7 +234,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
u32 asic_rev, mac_rev;
int ret;
- mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops,
+ mdev = mt76_alloc_device(&usb_dev->dev, sizeof(*dev), &mt76x0u_ops,
&drv_ops);
if (!mdev)
return -ENOMEM;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
index 1f0b1bebed79..b112b2f8342a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
@@ -49,7 +49,7 @@ static int mt76x2u_probe(struct usb_interface *intf,
struct mt76_dev *mdev;
int err;
- mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops,
+ mdev = mt76_alloc_device(&udev->dev, sizeof(*dev), &mt76x2u_ops,
&drv_ops);
if (!mdev)
return -ENOMEM;
@@ -59,6 +59,8 @@ static int mt76x2u_probe(struct usb_interface *intf,
udev = usb_get_dev(udev);
usb_reset_device(udev);
+ usb_set_intfdata(intf, dev);
+
mt76x02u_init_mcu(mdev);
err = mt76u_init(mdev, intf);
if (err < 0)
diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index 56e7a2ca8930..28552c622fee 100644
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -31,8 +31,7 @@ static int __mt76u_vendor_request(struct mt76_dev *dev, u8 req,
u8 req_type, u16 val, u16 offset,
void *buf, size_t len)
{
- struct usb_interface *intf = to_usb_interface(dev->dev);
- struct usb_device *udev = interface_to_usbdev(intf);
+ struct usb_device *udev = to_usb_device(dev->dev);
unsigned int pipe;
int i, ret;
@@ -247,8 +246,7 @@ mt76u_rd_rp(struct mt76_dev *dev, u32 base,
static bool mt76u_check_sg(struct mt76_dev *dev)
{
- struct usb_interface *intf = to_usb_interface(dev->dev);
- struct usb_device *udev = interface_to_usbdev(intf);
+ struct usb_device *udev = to_usb_device(dev->dev);
return (!disable_usb_sg && udev->bus->sg_tablesize > 0 &&
(udev->bus->no_sg_constraint ||
@@ -341,7 +339,6 @@ mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf)
struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN];
buf->len = SKB_WITH_OVERHEAD(q->buf_size);
- buf->dev = dev;
buf->urb = usb_alloc_urb(0, GFP_KERNEL);
if (!buf->urb)
@@ -379,8 +376,7 @@ mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index,
struct mt76u_buf *buf, usb_complete_t complete_fn,
void *context)
{
- struct usb_interface *intf = to_usb_interface(dev->dev);
- struct usb_device *udev = interface_to_usbdev(intf);
+ struct usb_device *udev = to_usb_device(dev->dev);
u8 *data = buf->urb->num_sgs ? NULL : buf->buf;
unsigned int pipe;
@@ -694,8 +690,8 @@ static void mt76u_tx_status_data(struct work_struct *work)
static void mt76u_complete_tx(struct urb *urb)
{
+ struct mt76_dev *dev = dev_get_drvdata(&urb->dev->dev);
struct mt76u_buf *buf = urb->context;
- struct mt76_dev *dev = buf->dev;
if (mt76u_urb_error(urb))
dev_err(dev->dev, "tx urb failed: %d\n", urb->status);
@@ -806,7 +802,6 @@ static int mt76u_alloc_tx(struct mt76_dev *dev)
q->ndesc = MT_NUM_TX_ENTRIES;
for (j = 0; j < q->ndesc; j++) {
buf = &q->entry[j].ubuf;
- buf->dev = dev;
buf->urb = usb_alloc_urb(0, GFP_KERNEL);
if (!buf->urb)
--
2.20.1
